State Line City, IN Weather & Growing Conditions
This Afternoon
66°F
Mostly Cloudy
Mostly cloudy. High near 66, with temperatures falling to around 59 in the afternoon. West southwest wind around 14 mph, with gusts as high as 20 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 66°F | Mostly Cloudy | 14 mph WSW | 8% |
| Tonight | 48°F | Cloudy | 7 to 10 mph SW | 6% |
| Thursday | 59°F | Mostly Cloudy | 8 to 14 mph SW | 9% |
| Thursday Night | 42°F | Chance Light Rain | 3 to 7 mph WNW | 40% |
| Friday | 52°F | Partly Sunny | 8 to 12 mph NNW | 7% |
| Friday Night | 33°F | Mostly Clear | 3 to 8 mph NNW | 2% |
| Saturday | 53°F | Sunny | 6 mph NW | 0% |
| Saturday Night | 30°F | Mostly Clear | 0 to 3 mph WNW | 0% |
| Sunday | 59°F | Sunny | 1 to 7 mph W | 0% |
| Sunday Night | 33°F | Mostly Clear | 3 mph W | 0% |
| Monday | 63°F | Sunny | 1 to 6 mph WSW | 0% |
| Monday Night | 38°F | Clear | 5 mph SW | 0% |
| Tuesday | 65°F | Sunny | 5 mph W | 2% |
| Tuesday Night | 37°F | Mostly Clear | 0 to 3 mph NW | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for State Line City, IN
Last spring frost
Apr 21
First fall frost
Oct 20
Growing season
181 days
Explore more for State Line City, IN: full frost dates · planting calendar · Indiana frost dates
Climate data from the nearest NOAA station, Danville, Il (7.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.